Celanese Corporation (NYSE:CE) Q4 2021 Earnings Conference Call January 28, 2022 10:00 AM ET Company Participants Brandon Ayache - Vice President, Investor Relations Lori Ryerkerk - Chairman of the Board and Chief Executive Officer Scott Richardson - Executive Vice President and Chief Financial Officer Conference Call Participants John Roberts - UBS Jeffrey Zekauskas - JPMorgan Duffy Fischer - Barclays Michael Sison - Wells Fargo Ghansham Panjabi - Robert W. Baird Kevin McCarthy - Vertical Research Partners ...